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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//util.h</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#ifndef PCBROUTER_UTIL_H</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#define PCBROUTER_UTIL_H</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#include &lt;cstdlib&gt;</span>  <span class="comment">// atof</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#include &lt;cassert&gt;</span>  <span class="comment">// assert</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#include &lt;cmath&gt;</span>    <span class="comment">// fabs</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span> <span class="comment">// cout, ostream</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#include &lt;fstream&gt;</span>  <span class="comment">// ifstream</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;sstream&gt;</span> <span class="comment">// stringstream</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &lt;sys/resource.h&gt;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;sys/time.h&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;sys/stat.h&gt;</span>  <span class="comment">// Unix-only. Create Folder, change to &lt;filesystem&gt; when C++17 is ready</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;sys/types.h&gt;</span> <span class="comment">// Unix-only. Create Folder, change to &lt;filesystem&gt; when C++17 is ready</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160; </div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="keyword">using namespace </span>std;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">namespace </span>util</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;{</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">// show system info. -----------------------------------</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> showSysInfoComdLine(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;{</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    cout &lt;&lt; <span class="stringliteral">&quot;Command line: &quot;</span>;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; argc; ++i)</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    {</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;        cout &lt;&lt; argv[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span>;</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    }</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    cout &lt;&lt; endl;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="keywordtype">int</span> systemret = 0;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    cout &lt;&lt; <span class="stringliteral">&quot;=================== SYSTEM INFORMATION ==================&quot;</span> &lt;&lt; endl;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    systemret *= system(<span class="stringliteral">&quot;echo &#39;User:       &#39;`whoami`@`hostname`&quot;</span>);</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    systemret *= system(<span class="stringliteral">&quot;echo &#39;Date:       &#39;`date`&quot;</span>);</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    systemret *= system(<span class="stringliteral">&quot;echo &#39;System:     &#39;`uname -a`&quot;</span>);</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    cout &lt;&lt; <span class="stringliteral">&quot;=========================================================&quot;</span> &lt;&lt; endl;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    assert(!systemret);</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;}</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160; </div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">// filename --------------------------------------------</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> getFileDirName(<span class="keyword">const</span> <span class="keywordtype">string</span> filePathName)</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;{</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <span class="keywordtype">string</span> retStr = filePathName;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    string::size_type pos = retStr.find_last_of(<span class="stringliteral">&quot;/\\&quot;</span>);</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <span class="keywordflow">if</span> (pos != string::npos)</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        retStr = retStr.substr(0, pos);</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    <span class="keywordflow">return</span> retStr;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;}</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> getFileName(<span class="keyword">const</span> <span class="keywordtype">string</span> filePathName)</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;{</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <span class="keywordtype">string</span> retStr = filePathName;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    string::size_type pos = retStr.find_last_of(<span class="stringliteral">&quot;/\\&quot;</span>);</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keywordflow">if</span> (pos != string::npos)</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        retStr = retStr.substr(pos + 1);</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keywordflow">return</span> retStr;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;}</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> getFileNameWoExtension(<span class="keyword">const</span> <span class="keywordtype">string</span> filePathName)</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;{</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <span class="keywordtype">string</span> retStr = filePathName;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    string::size_type pos = retStr.find_last_of(<span class="stringliteral">&quot;/\\&quot;</span>);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <span class="keywordflow">if</span> (pos != string::npos)</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        retStr = retStr.substr(pos + 1);</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    pos = retStr.find_last_of(<span class="stringliteral">&quot;.&quot;</span>);</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    <span class="keywordflow">if</span> (pos != string::npos)</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        retStr = retStr.substr(0, pos);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keywordflow">return</span> retStr;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;}</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> getFileExtension(<span class="keyword">const</span> <span class="keywordtype">string</span> filePathName)</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;{</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keywordtype">string</span> retStr = filePathName;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    string::size_type pos = retStr.rfind(<span class="stringliteral">&quot;.&quot;</span>);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="keywordflow">if</span> (pos != string::npos)</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        retStr = retStr.substr(pos + 1);</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordflow">return</span> retStr;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;}</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160; </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment">// Directory Unix-only (TODO: std::filesystem in C++17)-</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> createDirectory(<span class="keyword">const</span> <span class="keywordtype">string</span> dirName)</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;{</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <span class="comment">// Creating a directory</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keyword">struct </span>stat info;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keywordflow">if</span> (stat(dirName.c_str(), &amp;info) != 0)</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    {</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        cerr &lt;&lt; <span class="stringliteral">&quot;Cannot access directory &quot;</span> &lt;&lt; dirName &lt;&lt; endl;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    }</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (info.st_mode &amp; S_IFDIR)</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    {</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        cout &lt;&lt; dirName &lt;&lt; <span class="stringliteral">&quot; dirctory already exists&quot;</span> &lt;&lt; endl;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    }</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    {</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;        <span class="keywordflow">if</span> (mkdir(dirName.c_str(), 0777) == -1)</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        {</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;            <span class="comment">//cerr &lt;&lt; &quot;Error creating directory &quot; &lt;&lt; dirName &lt;&lt; &quot; :  &quot; &lt;&lt; strerror(errno) &lt;&lt; endl;</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        }</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        cout &lt;&lt; <span class="stringliteral">&quot;Directory created: &quot;</span> &lt;&lt; dirName &lt;&lt; endl;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    }</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;}</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> appendDirectory(<span class="keyword">const</span> <span class="keywordtype">string</span> dirName, <span class="keyword">const</span> <span class="keywordtype">string</span> fileName)</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;{</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    <span class="keywordtype">string</span> retStr = dirName + <span class="stringliteral">&quot;/&quot;</span> + fileName;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keywordflow">return</span> retStr;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;}</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="comment">// CPU time &amp; memory usage -----------------------------</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">#define TIME_SCALE 1000000.0</span></div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="preprocessor">#define MEMORY_SCALE 1024.0</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classutil_1_1_time_usage.html">  119</a></span>&#160;<span class="keyword">class </span><a class="code" href="classutil_1_1_time_usage.html">TimeUsage</a></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;{</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <a class="code" href="classutil_1_1_time_usage.html">TimeUsage</a>()</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    {</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        start(FULL);</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        start(PARTIAL);</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    }</div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="structutil_1_1_time_usage_1_1_time_state.html">  127</a></span>&#160;    <span class="keyword">struct </span><a class="code" href="structutil_1_1_time_usage_1_1_time_state.html">TimeState</a></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    {</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <a class="code" href="structutil_1_1_time_usage_1_1_time_state.html">TimeState</a>(<span class="keywordtype">long</span> r = 0, <span class="keywordtype">long</span> u = 0, <span class="keywordtype">long</span> s = 0) : rTime(r), uTime(u), sTime(s) {}</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        <span class="keywordtype">long</span> rTime, uTime, sTime; <span class="comment">//real, user, system</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    };</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160; </div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keyword">enum</span> TimeType</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    {</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        FULL,</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        PARTIAL</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    };</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    <span class="keywordtype">void</span> start(TimeType type) { (type == FULL) ? checkUsage(tStart_) : checkUsage(pStart_); }</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160; </div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    <span class="keywordtype">void</span> showUsage(<span class="keyword">const</span> <span class="keywordtype">string</span> comment, TimeType type)</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    {</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        TimeState curSt;</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        checkUsage(curSt);</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        TimeState dur = (type == FULL) ? diff(tStart_, curSt) : diff(pStart_, curSt);</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        <span class="keywordflow">if</span> (type == FULL)</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        {</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;            cout &lt;&lt; <span class="stringliteral">&quot;---------- &quot;</span> &lt;&lt; comment &lt;&lt; <span class="stringliteral">&quot; total time usage -----------&quot;</span> &lt;&lt; endl;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;            cout &lt;&lt; <span class="stringliteral">&quot; Final Real:&quot;</span> &lt;&lt; dur.rTime &lt;&lt; <span class="stringliteral">&quot;s;&quot;</span>;</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        }</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        {</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;            cout &lt;&lt; <span class="stringliteral">&quot;---------- &quot;</span> &lt;&lt; comment &lt;&lt; <span class="stringliteral">&quot; period time usage -----------&quot;</span> &lt;&lt; endl;</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;            cout &lt;&lt; <span class="stringliteral">&quot; Real:&quot;</span> &lt;&lt; dur.rTime &lt;&lt; <span class="stringliteral">&quot;s;&quot;</span>;</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        }</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        cout &lt;&lt; <span class="stringliteral">&quot; User:&quot;</span> &lt;&lt; dur.uTime &lt;&lt; <span class="stringliteral">&quot;s;&quot;</span>;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        cout &lt;&lt; <span class="stringliteral">&quot; System:&quot;</span> &lt;&lt; dur.sTime &lt;&lt; <span class="stringliteral">&quot;s.&quot;</span> &lt;&lt; endl</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;             &lt;&lt; endl;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    }</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160; </div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    TimeState diff(TimeState &amp;start, TimeState &amp;end)</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    {</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        <span class="keywordflow">return</span> TimeState(end.rTime - start.rTime, end.uTime - start.uTime, end.sTime - start.sTime);</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    }</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160; </div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keywordtype">void</span> checkUsage(TimeState &amp;st)<span class="keyword"> const</span></div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        rusage tUsg;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        getrusage(RUSAGE_SELF, &amp;tUsg);</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        timeval tReal;</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        gettimeofday(&amp;tReal, NULL);</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;        st.uTime = tUsg.ru_utime.tv_sec + tUsg.ru_utime.tv_usec / TIME_SCALE;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        st.sTime = tUsg.ru_stime.tv_sec + tUsg.ru_stime.tv_usec / TIME_SCALE;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        st.rTime = tReal.tv_sec + tReal.tv_usec / TIME_SCALE;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    }</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    TimeState tStart_, pStart_; <span class="comment">//total, period</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;};</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="comment">// memory</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">double</span> getPeakMemoryUsage()</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;{</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="preprocessor">#if defined(linux)</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <span class="keywordtype">char</span> buf[1000];</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    ifstream ifs(<span class="stringliteral">&quot;/proc/self/stat&quot;</span>);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i != 23; ++i)</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;        ifs &gt;&gt; buf;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;    <span class="keywordflow">return</span> (1.0 / (MEMORY_SCALE * MEMORY_SCALE) * atof(buf)); <span class="comment">// GB</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;    <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;}</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160; </div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="comment">// math-related auxiliary ------------------------------</span></div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> is_equal(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b)</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;{</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    <span class="keywordflow">return</span> (a - b) &lt; 0.0001;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;}</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">double</span> interpolate(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;a, <span class="keyword">const</span> <span class="keywordtype">double</span> &amp;b, <span class="keyword">const</span> <span class="keywordtype">double</span> &amp;ratio)</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;{</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;    <span class="keywordflow">return</span> a + ((b - a) * ratio);</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;}</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160; </div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="comment">// string-related conversion----------------------------</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="keyword">enum</span> Orient</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;{</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;    OR_N,</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    OR_W,</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;    OR_S,</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    OR_E,</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    OR_FN,</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;    OR_FW,</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    OR_FS,</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;    OR_FE,</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    OR_OTHER</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;};</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> orientStr(Orient orient)</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;{</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">char</span> *orientString[] = {<span class="stringliteral">&quot;N&quot;</span>, <span class="stringliteral">&quot;W&quot;</span>, <span class="stringliteral">&quot;S&quot;</span>, <span class="stringliteral">&quot;E&quot;</span>, <span class="stringliteral">&quot;FN&quot;</span>, <span class="stringliteral">&quot;FW&quot;</span>, <span class="stringliteral">&quot;FS&quot;</span>, <span class="stringliteral">&quot;FE&quot;</span>};</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;    <span class="keywordflow">return</span> orientString[orient];</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;}</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="keyword">enum</span> PinDir</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;{</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;    UNKNOWN,</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    INPUT,</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;    OUTPUT</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;};</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> dir2Str(PinDir pinDir)</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;{</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">char</span> *dirString[] = {<span class="stringliteral">&quot;unknown&quot;</span>, <span class="stringliteral">&quot;IN&quot;</span>, <span class="stringliteral">&quot;OUT&quot;</span>};</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;    <span class="keywordflow">return</span> dirString[pinDir];</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;}</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> num2str(<span class="keyword">const</span> T &amp;p)</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;{</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    <span class="keywordtype">string</span> num;</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    std::stringstream out;</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;    out &lt;&lt; p;</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    num = out.str();</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    <span class="keywordflow">return</span> num;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;}</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">string</span> bool2Str(<span class="keywordtype">bool</span> isTrue)</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;{</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    <span class="keywordflow">if</span> (isTrue)</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;TRUE&quot;</span>;</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;FALSE&quot;</span>;</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;}</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160; </div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;<span class="comment">// rectangle -------------------------------------------</span></div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="classutil_1_1_rect.html">  255</a></span>&#160;<span class="keyword">class </span><a class="code" href="classutil_1_1_rect.html">Rect</a></div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;{</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <a class="code" href="classutil_1_1_rect.html">Rect</a>(<span class="keywordtype">double</span> left = 0, <span class="keywordtype">double</span> bottom = 0, <span class="keywordtype">double</span> right = 0, <span class="keywordtype">double</span> top = 0)</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        : _left(left), _bottom(bottom), _right(right), _top(top)</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;    {</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;    }</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160; </div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;    <span class="comment">// get</span></div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="comment"></span>    <span class="keywordtype">double</span> left()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _left; }</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;    <span class="keywordtype">double</span> bottom()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _bottom; }</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;    <span class="keywordtype">double</span> right()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _right; }</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    <span class="keywordtype">double</span> top()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _top; }</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;    <span class="keywordtype">double</span> width()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _right - _left; }</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;    <span class="keywordtype">double</span> height()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _top - _bottom; }</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    <span class="keywordtype">double</span> centerX()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (_left + _right) / 2; }</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;    <span class="keywordtype">double</span> centerY()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (_bottom + _top) / 2; }</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;    <a class="code" href="classutil_1_1_rect.html">Rect</a> scale(<span class="keywordtype">double</span> s)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classutil_1_1_rect.html">Rect</a>(_left * s, _bottom * s, _right * s, _top * s); }</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;    <a class="code" href="classutil_1_1_rect.html">Rect</a> shift(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classutil_1_1_rect.html">Rect</a>(_left + x, _bottom + y, _right + x, _top + y); }</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160; </div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;    <span class="comment">// set</span></div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;<span class="comment"></span>    <span class="keywordtype">void</span> setBounds(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;left, <span class="keyword">const</span> <span class="keywordtype">double</span> &amp;bottom, <span class="keyword">const</span> <span class="keywordtype">double</span> &amp;right, <span class="keyword">const</span> <span class="keywordtype">double</span> &amp;top)</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;    {</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;        _left = left;</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        _bottom = bottom;</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;        _right = right;</div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;        _top = top;</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;    }</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;    <span class="keywordtype">void</span> setTop(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;top)</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;    {</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;        _top = top;</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;    }</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;    <span class="keywordtype">void</span> setBottom(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;bottom)</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;    {</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;        _bottom = bottom;</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    }</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;    <span class="keywordtype">void</span> setRight(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;right)</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;    {</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;        _right = right;</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;    }</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;    <span class="keywordtype">void</span> setLeft(<span class="keyword">const</span> <span class="keywordtype">double</span> &amp;left)</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;    {</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;        _left = left;</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    }</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160; </div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="comment">// overlap area of two rectangles</span></div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;<span class="comment"></span>    <span class="keyword">static</span> <span class="keywordtype">double</span> overlapArea(<span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;rect1, <span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;rect2)</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;    {</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;        <span class="keywordtype">double</span> overlapH = min(rect1.right(), rect2.right()) - max(rect1.left(), rect2.left());</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;        <span class="keywordtype">double</span> overlapV = min(rect1.top(), rect2.top()) - max(rect1.bottom(), rect2.bottom());</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;        <span class="keywordflow">if</span> (overlapH &lt; 0)</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;            overlapH = 0;</div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;        <span class="keywordflow">if</span> (overlapV &lt; 0)</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;            overlapV = 0;</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;        <span class="keywordflow">return</span> overlapH * overlapV;</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    }</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    <span class="keywordtype">void</span> boundPosition(<span class="keywordtype">double</span> &amp;x, <span class="keywordtype">double</span> &amp;y)</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    {</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;        x = max(min(x, _right), _left);</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;        y = max(min(x, _top), _bottom);</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    }</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160; </div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    <span class="keyword">friend</span> ostream &amp;operator&lt;&lt;(ostream &amp;, <span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;);</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;rect)</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;    {</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;        setBounds(rect.left(), rect.bottom(), rect.right(), rect.top());</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    }</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;    <span class="keyword">friend</span> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;, <span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;);</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160; </div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;    <span class="keywordtype">double</span> _left;</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;    <span class="keywordtype">double</span> _bottom;</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;    <span class="keywordtype">double</span> _right;</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;    <span class="keywordtype">double</span> _top;</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;};</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;<span class="keyword">inline</span> ostream &amp;operator&lt;&lt;(ostream &amp;out, <span class="keyword">const</span> <a class="code" href="classutil_1_1_rect.html">Rect</a> &amp;rect)</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;{</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;    out &lt;&lt; <span class="stringliteral">&quot;rect: (&quot;</span> &lt;&lt; rect.left() &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; rect.bottom() &lt;&lt; <span class="stringliteral">&quot;)-(&quot;</span> &lt;&lt; rect.right() &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; rect.top() &lt;&lt; <span class="stringliteral">&quot;)&quot;</span>;</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;    <span class="keywordflow">return</span> out;</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;}</div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> Rect &amp;r1, <span class="keyword">const</span> Rect &amp;r2)</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;{</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;    <span class="keywordflow">return</span> (r1.left() == r2.left()) &amp;&amp; (r1.bottom() == r2.bottom()) &amp;&amp;</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;           (r1.right() == r2.right()) &amp;&amp; (r1.top() == r2.top());</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;}</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160; </div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;<span class="comment">// Point -----------------------------------------------</span></div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;<span class="comment">// =====================================================</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"><a class="line" href="classutil_1_1_point.html">  350</a></span>&#160;<span class="keyword">class </span><a class="code" href="classutil_1_1_point.html">Point</a></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;{</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;    <a class="code" href="classutil_1_1_point.html">Point</a>(<span class="keywordtype">double</span> x = 0, <span class="keywordtype">double</span> y = 0) : _x(x), _y(y) {}</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;    <span class="keywordtype">double</span> x()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _x; }</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;    <span class="keywordtype">double</span> y()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _y; }</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160; </div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;    <span class="keywordtype">void</span> set_x_y(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;    {</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;        _x = x;</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;        _y = y;</div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;    }</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;    <span class="keywordtype">void</span> shift(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;    {</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;        _x += x;</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;        _y += y;</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;    }</div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;    <span class="keywordtype">void</span> scale(<span class="keywordtype">double</span> sx, <span class="keywordtype">double</span> sy)</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;    {</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;        _x *= sx;</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;        _y *= sy;</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;    }</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160; </div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">double</span> dist(<span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p1, <span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p2)</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;    {</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;        <span class="keywordflow">return</span> fabs(p1.x() - p2.x()) + fabs(p1.y() - p2.y());</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    }</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;    <span class="keyword">friend</span> ostream &amp;operator&lt;&lt;(ostream &amp;, <span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;);</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;    <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p)</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;    {</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;        set_x_y(p.x(), p.y());</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;    }</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;    <a class="code" href="classutil_1_1_point.html">Point</a> operator+(<span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p)</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;    {</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classutil_1_1_point.html">Point</a>(_x + p.x(), _y + p.y());</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;    }</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;    <a class="code" href="classutil_1_1_point.html">Point</a> operator-(<span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p)</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    {</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classutil_1_1_point.html">Point</a>(_x - p.x(), _y - p.y());</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;    }</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160; </div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;    <span class="keywordtype">double</span> _x, _y;</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;};</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;<span class="keyword">inline</span> ostream &amp;operator&lt;&lt;(ostream &amp;out, <span class="keyword">const</span> <a class="code" href="classutil_1_1_point.html">Point</a> &amp;p)</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;{</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;    out &lt;&lt; <span class="stringliteral">&quot;(&quot;</span> &lt;&lt; p.x() &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; p.y() &lt;&lt; <span class="stringliteral">&quot;)&quot;</span>;</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;    <span class="keywordflow">return</span> out;</div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;}</div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160; </div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;</div>
<div class="line"><a name="l00401"></a><span class="lineno"><a class="line" href="classutil_1_1_array2_d.html">  401</a></span>&#160;<span class="keyword">class </span><a class="code" href="classutil_1_1_array2_d.html">Array2D</a></div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;{</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;    <a class="code" href="classutil_1_1_array2_d.html">Array2D</a>(<span class="keywordtype">int</span> xDim, <span class="keywordtype">int</span> yDim, T defultValue) : _xDim(xDim), _yDim(yDim)</div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;    {</div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;        values.resize(_xDim * _yDim, defultValue);</div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;    }</div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;    T g(<span class="keywordtype">int</span> xId, <span class="keywordtype">int</span> yId)</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    {</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;        <span class="keywordflow">return</span> values[yId * _xDim + xId];</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;    }</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    <span class="keywordtype">void</span> set(<span class="keywordtype">int</span> xId, <span class="keywordtype">int</span> yId, T v)</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;    {</div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;        values[yId * _xDim + xId] = v;</div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;    }</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160; </div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;    vector&lt;T&gt; values;</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;    <span class="keywordtype">int</span> _xDim, _yDim;</div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;};</div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;} <span class="comment">// namespace util</span></div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160; </div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;<span class="preprocessor">#endif // UTIL_H</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="aclassutil_1_1_time_usage_html"><div class="ttname"><a href="classutil_1_1_time_usage.html">util::TimeUsage</a></div><div class="ttdef"><b>Definition:</b> util.h:119</div></div>
<div class="ttc" id="aclassutil_1_1_point_html"><div class="ttname"><a href="classutil_1_1_point.html">util::Point</a></div><div class="ttdef"><b>Definition:</b> util.h:350</div></div>
<div class="ttc" id="aclassutil_1_1_rect_html"><div class="ttname"><a href="classutil_1_1_rect.html">util::Rect</a></div><div class="ttdef"><b>Definition:</b> util.h:255</div></div>
<div class="ttc" id="astructutil_1_1_time_usage_1_1_time_state_html"><div class="ttname"><a href="structutil_1_1_time_usage_1_1_time_state.html">util::TimeUsage::TimeState</a></div><div class="ttdef"><b>Definition:</b> util.h:127</div></div>
<div class="ttc" id="aclassutil_1_1_array2_d_html"><div class="ttname"><a href="classutil_1_1_array2_d.html">util::Array2D</a></div><div class="ttdef"><b>Definition:</b> util.h:401</div></div>
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